Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California


Version #0: This report supersedes any earlier reports of this event. This is a computer-generated message. This event has not yet been reviewed by a seismologist.

A micro earthquake occurred at 1:31:33 AM (PDT) on Friday, August 8, 2025.
The magnitude 2.1 event occurred 15 km (9 miles) E (89 degrees) of Seven Trees, CA.
The hypocentral depth is 1 km ( 1 mile).


Magnitude 2.1 - duration magnitude (Md)
Time Friday, August 8, 2025 at 1:31:33 AM (PDT)
Friday, August 8, 2025 at 8:31:33 (UTC)
Distance from Seven Trees, CA - 15 km (9 miles) E (89 degrees)
Alum Rock, CA - 17 km (10 miles) ESE (121 degrees)
East Foothills, CA - 17 km (10 miles) SE (128 degrees)
Morgan Hill, CA - 18 km (11 miles) N (356 degrees)
San Jose, CA - 21 km (13 miles) ESE (106 degrees)
Coordinates 37 deg. 17.3 min. N (37.288N), 121 deg. 40.1 min. W (121.668W)
Depth 1.46 km (0.90 miles)
Quality Excellent
Location Quality Parameters Nst=33, Nph=32, Dmin=3.3 km, Rmss=0.07 sec, Erho=0.16 km, Erzz=0.449999988 km, Gp=40 degrees
Event ID# nc75220677
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For more information, see https://earthquake.usgs.gov

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